package com.schedule.tools;

import java.util.regex.Pattern;

public class TeleExamine {
    public boolean isValidPhoneNumber(String phoneNumber) {
        if ((phoneNumber != null) && (!phoneNumber.isEmpty())) {
            return Pattern.matches("^1[3-9]\\d{9}$", phoneNumber);
        }
        return false;
    }
}
//https://blog.csdn.net/qq_36270361/article/details/106118506